Identify which technique would be best applied to factor the polynomial below. 2x² + xy +6x + 3y
A difference of two squares
B. grouping
C. greatest common factor
D. perfect square trinomial

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83